ALEXANDRIA, Va., Sept. 30 -- United States Patent no. D1,150,652, issued on Sept. 29, was assigned to Thumbs Up Innovations Technology Co. Ltd. (Zhuhai, China).
"Hair dryer nozzle" was invented by Rongjin Zheng (Zhuhai, China), Zhihui Yang (Zhuhai, China), Yi Song (Zhuhai, China) and Jiacheng Huang (Zhuhai, China).
The patent was filed on May 19, 2025, under Application No. D/004,375.
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